Books on Agile Software Development

Amazon.com: Agile and Iterative Development: A Manager's Guide (0076092021711): Craig Larman: Books

Amazon.com: Scrum and XP from the Trenches (Enterprise Software Development) (9781430322641): Henrik Kniberg: Books

Amazon.com: Agile Project Management with Scrum (Microsoft Professional) (9780735619937): Ken Schwaber: Books

Amazon.com: Agile Estimating and Planning (9780131479418): Mike Cohn: Books